Display system



FIG. 1 is an isometric view of a display system;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right view thereof;

FIG. 5 is a left view thereof;

FIG. 6 is a top side view thereof; and,

FIG. 7 is a bottom side view thereof.

The broken lines are for illustrative purposes only and form no part of the claimed design. The dash-dot broken lines in FIGS. 1 and 6 designate a boundary of claimed matter of the display system. The remaining broken lines designate unclaimed features of the design. 

The ornamental design for a display system, as shown. 